Manufacturer of 
Quality Rolling Steel Doors

Made In USA


V-Belt Hoist Operator

A superb choice for operation of rolling doors.

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    Redi-Lift V-Belt Hoist Operator

  • UL listed service door operators.
  • High starting torque, continuous duty industrial motor.
  • Motor overload protection Low voltage control circuit, 24 VAC.
  • NEMA 1 control station with OPEN/CLOSE/STOP.
  • Type C2 wiring standard.
  • The limit adjustments of the coiling door operators are made with a linear driven, fully adjustable screw type cams.
  • Optional Reversing Edge is made up from an electric or pneumatic sensing device which is attached to the bottom edge of the door.
  • Motor Voltage listed as 115, 220, 230 at Single Phase. Also, 230, 460, and 575 at Three Phase.


  • Output shaft speed is rated at 43 RPM.
  • Door speed is between 4-10 inches per second of travel.
  • Hoist wheel of the motorized operators is mounted on either the left or right side.
  • The clutch is the adjustable torque limiter type on these service door operators.
  • Safety enhanced by the use of a floor level chain hoist equipped with an electrical interlock for emergency manual door operation of these coiling door operators.
  • Motorized Operators, Coiling Door Operators, Service Door Operators from Alpine Overhead Doors, Inc. are of the highest quality in motors.

Redi-Lift V-Belt Hoist Operator Drawings

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